Home / 28,908.96-43,342.35-19,525.69

Finding the Fourth Proportional to 28,908.96, 43,342.35 and 19,525.69

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Solution

The fourth proportional to 28,908.96, 43,342.35 and 19,525.69 is: 29,274.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,908.96 : 43,342.35 = 19,525.69 : x
  2. Step 2: Convert to fraction form
    28,908.96/43,342.35 = 19,525.69/x
  3. Step 3: Cross multiply
    28,908.96x = 43,342.35 × 19,525.69
  4. Step 4: Simplify right side
    28,908.96x = 846,289,289.97
  5. Step 5: Solve for x
    x = 846,289,289.97/28,908.96
  6. Step 6: Final answer
    x = 29,274.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.